If they were changed, set them back to default, restart your computer, and run the installer again. 3. Manually Create the Folder Structure
If you're still experiencing issues, here are some potential solutions and workarounds:
Modifying or redirecting Windows temporary folders is a known cause for this specific Soundtoys error. Forcing Windows back to its original Temp directory targets usually clears the block immediately. Press Win + R to open the Run dialog box. Type sysdm.cpl and press to open System Properties. Click on the Advanced tab. Click the Environment Variables button at the bottom. Under the User variables section, locate TEMP and TMP . If they were changed, set them back to
Run the official Soundtoys uninstaller utility found inside Macintosh HD / Applications / Soundtoys . Step 2: Clear Leftover Folders Manually
"ERROR: Cannot create Soundtoys version root folder at Soundtoys 5" Forcing Windows back to its original Temp directory
Are you encountering this error on or macOS , and are you using a custom path for your VST plugins ?
On macOS, this problem indicates that your local user account lacks explicit write privileges for shared application support paths. Open a new window. Click on the Advanced tab
Click the tab and select the Environment Variables button at the bottom.
Ensure your is set to its original location: C:\Users\_your_user_name_\AppData\Local\Temp .
After manually constructing the directories or fixing your system permissions, you must force your DAW to clear its blocklist and look for the plug-ins again.
Click and OK . Launch the DAW and attempt to reload the plugin. 4. Whitelist the Plugin in Windows Defender